could restrict
Verbo regular: restrict - restricted- restricted

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could restrict
you could restrict
he could restrict
we could restrict
you could restrict
they could restrict 	I could be restricting
you could be restricting
he could be restricting
we could be restricting
you could be restricting
they could be restricting	I could have restricted
you could have restricted
he could have restricted
we could have restricted
you could have restricted
they could have restricted	I could have been restricting
you could have been restricting
he could have been restricting
we could have been restricting
you could have been restricting
they could have been restricting	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't restrict
you couldn't restrict
he couldn't restrict
we couldn't restrict
you couldn't restrict
they couldn't restrict 	I couldn't be restricting
you couldn't be restricting
he couldn't be restricting
we couldn't be restricting
you couldn't be restricting
they couldn't be restricting	I couldn't have restricted
you couldn't have restricted
he couldn't have restricted
we couldn't have restricted
you couldn't have restricted
they couldn't have restricted	I couldn't have been restricting
you couldn't have been restricting
he couldn't have been restricting
we couldn't have been restricting
you couldn't have been restricting
they couldn't have been restricting	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I restrict?
could you restrict?
could he restrict?
could we restrict?
could you restrict?
could they restrict? 	could I be restricting?
could you be restricting?
could he be restricting?
could we be restricting?
could you be restricting?
could they be restricting? 	could I have restricted?
could you have restricted?
could he have restricted?
could we have restricted?
could you have restricted?
could they have restricted? 	could I have been restricting?
could you have been restricting?
could he have been restricting?
could we have been restricting?
could you have been restricting?
could they have been restricting? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I restrict?
couldn't you restrict?
couldn't he restrict?
couldn't we restrict?
couldn't you restrict?
couldn't they restrict? 	couldn't I be restricting?
couldn't you be restricting?
couldn't he be restricting?
couldn't we be restricting?
couldn't you be restricting?
couldn't they be restricting? 	couldn't I have restricted?
couldn't you have restricted?
couldn't he have restricted?
couldn't we have restricted?
couldn't you have restricted?
couldn't they have restricted? 	couldn't I have been restricting?
couldn't you have been restricting?
couldn't he have been restricting?
couldn't we have been restricting?
couldn't you have been restricting?
couldn't they have been restricting?